CVE-2019-25543 in Real Estate Portal
Summary
by MITRE • 03/12/2026
Netartmedia Real Estate Portal 5.0 contains an SQL injection vulnerability that allows unauthenticated attackers to manipulate database queries by injecting SQL code through the page parameter. Attackers can submit POST requests to index.php with malicious SQL payloads in the page field to bypass authentication, extract sensitive data, or modify database contents.
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Analysis
by VulDB Data Team • 03/19/2026
The vulnerability identified as CVE-2019-25543 represents a critical SQL injection flaw within the Netartmedia Real Estate Portal version 5.0, classified under CWE-89 which specifically addresses improper neutralization of special elements used in an SQL command. This vulnerability exists due to insufficient input validation and sanitization mechanisms within the application's handling of user-supplied data, particularly in the page parameter of the index.php endpoint. The flaw allows unauthenticated attackers to directly manipulate backend database queries through malicious SQL payloads injected into the page field, bypassing normal authentication mechanisms and potentially gaining unauthorized access to sensitive information.
The technical exploitation of this vulnerability occurs through POST requests submitted to the index.php script where attackers can inject SQL code via the page parameter. This injection point represents a classic server-side SQL injection vulnerability where the application fails to properly escape or parameterize user input before incorporating it into database queries. The vulnerability is particularly dangerous because it does not require authentication credentials to exploit, making it accessible to any attacker who can submit requests to the vulnerable application. The attack vector enables adversaries to perform various malicious activities including data extraction, modification, or deletion of database contents, as well as bypassing authentication mechanisms entirely.
The operational impact of this vulnerability extends beyond simple data theft to encompass potential complete system compromise and data integrity violations. Attackers leveraging this vulnerability can extract sensitive information such as user credentials, personal data, system configurations, and other confidential database contents. The ability to manipulate database queries also allows for privilege escalation attacks, enabling attackers to gain administrative access to the application. According to ATT&CK framework category T1190 - Exploit Public-Facing Application, this vulnerability represents a prime example of how attackers can exploit application weaknesses to gain unauthorized access to systems. The vulnerability affects the availability, confidentiality, and integrity of the affected system, potentially leading to service disruption and data breaches.
Mitigation strategies for CVE-2019-25543 should focus on implementing proper input validation, parameterized queries, and secure coding practices. Organizations should immediately apply the vendor-provided patches or updates if available, and implement web application firewalls to detect and block malicious SQL injection attempts. Input sanitization mechanisms should be strengthened to prevent any user-supplied data from being directly incorporated into database queries without proper escaping or parameterization. Additionally, implementing proper access controls, regular security audits, and network segmentation can help reduce the attack surface and limit potential damage from successful exploitation attempts. The vulnerability demonstrates the critical importance of following secure coding practices and maintaining up-to-date security measures to prevent such widespread and potentially devastating attacks.